Eugene Field's Tribune Primer sent me down the Wikipedia hole.
A reference to a printer playing Pedro for beer money led me to Three-card Brag.
I had no idea what a Herdic was, but it's a kind of cab.
And I don't know how I got to Ptolemy VIII, Land of Punt or The Tale of the Shipwrecked Sailor, but they're all fascinating. (Of course, I'm the type of person who can while away an hour reading Indo-Roman Trade Relations.
I'm sure it'll all end up in a tasty stew sooner or later.